2004 Kia Optima
23MPG
Combined
4
Trims
Updated February 27, 2026
The 2004 Kia Optima is a Sedan that delivers 21–23 combined MPG depending on trim. Here’s everything you need to know about this vehicle, from fuel economy to safety ratings.
2004 Kia Optima Specifications
| Spec | Value |
|---|---|
| Combined MPG | 21–23 combined MPG depending on trim |
| City MPG | 20 |
| Highway MPG | 27 |
| Body Style | Sedan |
| Fuel Type | Regular |
| Drive | FWD |
| Available Trims | 4 |
Available Trims
| Trim | MPG (City/Hwy/Combined) | Engine | Transmission |
|---|---|---|---|
| Auto | 19/27/22 | 2.4L 4cyl | Automatic 4-spd |
| Man | 20/27/23 | 2.4L 4cyl | Manual 5-spd |
| Auto | 18/25/21 | 2.7L 6cyl | Automatic 4-spd |
| Man | 18/26/21 | 2.7L 6cyl | Manual 5-spd |
Annual Fuel Cost
Based on EPA estimates, the 2004 Kia Optima costs approximately $2,025 per year in fuel. This assumes 15,000 miles driven annually and current fuel prices.
Compare the 2004 Kia Optima
See how it stacks up against similar vehicles:
Other Model Years
- 2020 Kia Optima
- 2019 Kia Optima
- 2018 Kia Optima
- 2017 Kia Optima
- 2016 Kia Optima
- 2015 Kia Optima
- 2014 Kia Optima
- 2013 Kia Optima
- 2012 Kia Optima
- 2011 Kia Optima
- 2010 Kia Optima
- 2009 Kia Optima
- 2008 Kia Optima
- 2007 Kia Optima
- 2006 Kia Optima
- 2005 Kia Optima
- 2004 (this page)
- 2003 Kia Optima
- 2002 Kia Optima
- 2001 Kia Optima
Check Vehicle History
Considering a used Kia Optima? Get a comprehensive vehicle history report including accident records, ownership history, and more.
🔍 Check Kia Optima Vehicle History
Check VIN →
Check Vehicle History
Check VINGet the full story — accidents, ownership, recalls, odometer, and more. Decode any VIN instantly.